| private getAllLanguages ( DOMXPath $xpath ) : array | ||
| $xpath | DOMXPath | XPath access to the document parsed. |
| return | array | |
private function getAllLanguages(\DOMXPath $xpath)
{
$languages = [];
foreach ($xpath->query('//*[@language]') as $currentNode) {
$languages[] = $currentNode->getAttribute('language');
}
return array_unique($languages);
}